Growing community of inventors

Chigasaki, Japan

Masao Ohashi

Average Co-Inventor Count = 4.00

ph-index = 1

The patent ph-index is calculated by counting the number of publications for which an author has been cited by other authors at least that same number of times.

Forward Citations = 5

Masao OhashiSeisaku Kumai (2 patents)Masao OhashiKatsuhiko Takeda (2 patents)Masao OhashiYutaka Yaginuma (2 patents)Masao OhashiMasao Ohashi (2 patents)Seisaku KumaiSeisaku Kumai (40 patents)Katsuhiko TakedaKatsuhiko Takeda (3 patents)Yutaka YaginumaYutaka Yaginuma (2 patents)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Asahi Glass Company, Limited (2 from 2,560 patents)

2. Seimi Chemical Co., Ltd. (2 from 38 patents)


2 patents:

1. 5332851 - Processes for producing 5-fluorobenzoic acids and their intermediates

2. 5241111 - Processes for producing 5-fluorobenzoic acids and their intermediates

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as of
12/7/2025
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